Steam
BestOfficialIn stockPrototype TD · Region US · Jul 6
$1.99
Prototype TD
Prototype TD is a tower defense game which includes rogue-like elements to make each game different. Different towers will be available each game and the starting map is randomly generated as well so it's not possible to win the same way every time.
OfficialSep 18, 2018 · Elijah GoeringIndieStrategyFamily SharingSingle-playerWindows
Current best
$1.99
at Steam · Jul 6
All-time low
$1.99
Jul 6, 2026
Stores tracked
1
sources indexed
Review signal
83%
6 reviews
Current best · Steam
$1.99
Observed Jul 6
View best listingCurrent low target
$1.99 · matches the current indexed low
KeyDwarf only tracks observations — checkout happens on the store.
Tracked Stores
Best indexed price $1.99 at Steam.
1/1
View listing
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.
Price History
1 observationsBest observed priceAll-time low
All-time low
$1.99
Jul 6, 2026 · Steam
12-week avg
$1.99
1 recent observations
Current vs low
At low
Current $1.99
Recommendation
At indexed low
current indexed price matches the low
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Media
10 indexedCommon Questions
Where is Prototype TD cheapest right now?
Prototype TD is currently indexed at $1.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.
What is the historical low for Prototype TD?
The indexed low for Prototype TD is $1.99 from Steam, observed Jul 6, 2026. The current indexed price is at that low, so KeyDwarf labels it "At indexed low".
Is the top source safe?
Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
What is the review signal?
Prototype TD has a best indexed review signal of 83%.
Can KeyDwarf notify me about a lower price?
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